18628873

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 20920320

約数和(自身を除く): 2291447

約数列:

[1, 19, 23, 47, 437, 893, 907, 1081, 17233, 20539, 20861, 42629, 396359, 809951, 980467, 18628873]

約数ペア:

[(1, 18628873), (19, 980467), (23, 809951), (47, 396359), (437, 42629), (893, 20861), (907, 20539), (1081, 17233)]